1) Open this folder: C:\Program Files\PishTech\Real World Fly Fishing\images\FP\
2) Look for "ind.bmp" and rename it to "ind_old.bmp" and/or backup this file.
3) Copy your favorite indicator (e.g. ind_blue.bmp) into the folder above.
4) Rename the copied file to "ind.bmp".
5 Start RWFF and you will use the new indicator.